diff options
Diffstat (limited to 'pdf-as-lib/src/main/java/at/gv/egiz/pdfas/api/sign/pos/SignaturePositioning.java')
| -rw-r--r-- | pdf-as-lib/src/main/java/at/gv/egiz/pdfas/api/sign/pos/SignaturePositioning.java | 296 |
1 files changed, 296 insertions, 0 deletions
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/api/sign/pos/SignaturePositioning.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/api/sign/pos/SignaturePositioning.java new file mode 100644 index 0000000..d46c3f2 --- /dev/null +++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/api/sign/pos/SignaturePositioning.java @@ -0,0 +1,296 @@ +/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria and Graz University of
+ * Technology.
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ */
+package at.gv.egiz.pdfas.api.sign.pos;
+
+import java.io.Serializable;
+import java.util.StringTokenizer;
+
+import at.gv.egiz.pdfas.api.sign.pos.axis.AbsoluteAxisAlgorithm;
+import at.gv.egiz.pdfas.api.sign.pos.axis.AutoAxisAlgorithm;
+import at.gv.egiz.pdfas.api.sign.pos.axis.AxisAlgorithm;
+import at.gv.egiz.pdfas.api.sign.pos.page.AbsolutePageAlgorithm;
+import at.gv.egiz.pdfas.api.sign.pos.page.AutoPageAlgorithm;
+import at.gv.egiz.pdfas.api.sign.pos.page.NewPageAlgorithm;
+import at.gv.egiz.pdfas.api.sign.pos.page.PageAlgorithm;
+import at.gv.egiz.pdfas.exceptions.ErrorCode;
+import at.knowcenter.wag.egov.egiz.exceptions.PDFDocumentException;
+
+/**
+ * Defines how the signature positioning is to be performed.
+ *
+ * <p>
+ * This positioning allows to select the location where the signature block is
+ * placed in the document.
+ * </p>
+ *
+ * @author wprinz
+ */
+public class SignaturePositioning implements Serializable
+{
+
+ /**
+ *
+ */
+ private static final long serialVersionUID = 1L;
+
+ /**
+ * The x axis algorithm.
+ *
+ * <p>
+ * May be {@link AutoAxisAlgorithm} or {@link AbsoluteAxisAlgorithm}
+ * </p>
+ */
+ protected AxisAlgorithm xAlgorithm = new AutoAxisAlgorithm();
+
+ /**
+ * The y axis algorithm.
+ *
+ * <p>
+ * May be {@link AutoAxisAlgorithm} or {@link AbsoluteAxisAlgorithm}
+ * </p>
+ */
+ protected AxisAlgorithm yAlgorithm = new AutoAxisAlgorithm();
+
+ /**
+ * The width algorithm.
+ *
+ * <p>
+ * May be {@link AutoAxisAlgorithm} or {@link AbsoluteAxisAlgorithm}
+ * </p>
+ */
+ protected AxisAlgorithm widthAlgorithm = new AutoAxisAlgorithm();
+
+ /**
+ * The page algorithm.
+ *
+ * <p>
+ * May be {@link AutoPageAlgorithm}, {@link AbsolutePageAlgorithm} or
+ * {@link NewPageAlgorithm}
+ * </p>
+ */
+ protected PageAlgorithm pageAlgorithm = new AutoPageAlgorithm();
+
+ /**
+ * Provides the position of the footline.
+ *
+ * <p>
+ * Only used if the pageAlgorithm is {@link AutoPageAlgorithm} and the
+ * yAlgorithm is {@link AutoAxisAlgorithm}
+ * </p>
+ */
+ protected float footerLine = 0.0f;
+
+ protected void checkAxisAlgorithm(AxisAlgorithm algorithm)
+ {
+ if (algorithm == null)
+ {
+ throw new IllegalArgumentException("The algorithm must not be null.");
+ }
+ if (!(algorithm instanceof AutoAxisAlgorithm) && !(algorithm instanceof AbsoluteAxisAlgorithm))
+ {
+ throw new IllegalArgumentException("The algorithm must be either Auto or Absolute.");
+ }
+ }
+
+ protected void checkPageAlgorithm(PageAlgorithm algorithm)
+ {
+ if (algorithm == null)
+ {
+ throw new IllegalArgumentException("The algorithm must not be null.");
+ }
+ if (!(algorithm instanceof AutoPageAlgorithm) && !(algorithm instanceof AbsolutePageAlgorithm) && !(algorithm instanceof NewPageAlgorithm))
+ {
+ throw new IllegalArgumentException("The algorithm must be either Auto or Absolute.");
+ }
+
+ }
+
+ /**
+ * @return the xAlgorithm
+ */
+ public AxisAlgorithm getXAlgorithm()
+ {
+ return this.xAlgorithm;
+ }
+
+ /**
+ * @param algorithm
+ * the xAlgorithm to set
+ */
+ public void setXAlgorithm(AxisAlgorithm algorithm)
+ {
+ checkAxisAlgorithm(algorithm);
+ xAlgorithm = algorithm;
+ }
+
+ /**
+ * @return the yAlgorithm
+ */
+ public AxisAlgorithm getYAlgorithm()
+ {
+ return this.yAlgorithm;
+ }
+
+ /**
+ * @param algorithm
+ * the yAlgorithm to set
+ */
+ public void setYAlgorithm(AxisAlgorithm algorithm)
+ {
+ checkAxisAlgorithm(algorithm);
+
+ yAlgorithm = algorithm;
+ }
+
+ /**
+ * @return the widthAlgorithm
+ */
+ public AxisAlgorithm getWidthAlgorithm()
+ {
+ return this.widthAlgorithm;
+ }
+
+ /**
+ * @param widthAlgorithm
+ * the widthAlgorithm to set
+ */
+ public void setWidthAlgorithm(AxisAlgorithm widthAlgorithm)
+ {
+ checkAxisAlgorithm(widthAlgorithm);
+
+ this.widthAlgorithm = widthAlgorithm;
+ }
+
+ /**
+ * @return the pageAlgorithm
+ */
+ public PageAlgorithm getPageAlgorithm()
+ {
+ return this.pageAlgorithm;
+ }
+
+ /**
+ * @param pageAlgorithm
+ * the pageAlgorithm to set
+ */
+ public void setPageAlgorithm(PageAlgorithm pageAlgorithm)
+ {
+ checkPageAlgorithm(pageAlgorithm);
+ this.pageAlgorithm = pageAlgorithm;
+ }
+
+ /**
+ * @return the footerLine
+ */
+ public float getFooterLine()
+ {
+ return this.footerLine;
+ }
+
+ /**
+ * @param footerLine
+ * the footerLine to set
+ */
+ public void setFooterLine(float footerLine)
+ {
+ this.footerLine = footerLine;
+ }
+
+ public SignaturePositioning() {
+ }
+
+ public SignaturePositioning(String position) throws PDFDocumentException {
+ if (position != null) {
+ StringTokenizer tokenizer = new StringTokenizer(position, ";");
+ while (tokenizer.hasMoreTokens()) {
+ String token = tokenizer.nextToken().replaceAll(" ", "");
+ String[] sToken = token.split(":");
+ if (sToken == null || sToken.length != 2 || sToken[0].length() != 1) {
+ throw new PDFDocumentException(ErrorCode.INVALID_SIGNATURE_POSITION, "Invalid signature position element: " + token);
+ }
+ char cmd = sToken[0].toLowerCase().charAt(0);
+ String value = sToken[1];
+ switch (cmd) {
+ case 'x':
+ if ("auto".equalsIgnoreCase(value)) {
+ this.setXAlgorithm(new AutoAxisAlgorithm());
+ } else {
+ try {
+ this.setXAlgorithm(new AbsoluteAxisAlgorithm(Float.parseFloat(value)));
+ } catch (NumberFormatException e) {
+ throw new PDFDocumentException(ErrorCode.INVALID_SIGNATURE_POSITION, "Invalid signature position element: " + token);
+ }
+ }
+ break;
+ case 'y':
+ if ("auto".equalsIgnoreCase(value)) {
+ this.setYAlgorithm(new AutoAxisAlgorithm());
+ } else {
+ try {
+ this.setYAlgorithm(new AbsoluteAxisAlgorithm(Float.parseFloat(value)));
+ } catch (NumberFormatException e) {
+ throw new PDFDocumentException(ErrorCode.INVALID_SIGNATURE_POSITION, "Invalid signature position element: " + token);
+ }
+ }
+ break;
+ case 'w':
+ if ("auto".equalsIgnoreCase(value)) {
+ this.setWidthAlgorithm(new AutoAxisAlgorithm());
+ } else {
+ try {
+ this.setWidthAlgorithm(new AbsoluteAxisAlgorithm(Float.parseFloat(value)));
+ } catch (NumberFormatException e) {
+ throw new PDFDocumentException(ErrorCode.INVALID_SIGNATURE_POSITION, "Invalid signature position element: " + token);
+ }
+ }
+ break;
+ case 'p':
+ if ("auto".equalsIgnoreCase(value)) {
+ this.setPageAlgorithm(new AutoPageAlgorithm());
+ } else if ("new".equalsIgnoreCase(value)) {
+ this.setPageAlgorithm(new NewPageAlgorithm());
+ } else {
+ try {
+ this.setPageAlgorithm(new AbsolutePageAlgorithm(Integer.parseInt(value)));
+ } catch (NumberFormatException e) {
+ throw new PDFDocumentException(ErrorCode.INVALID_SIGNATURE_POSITION, "Invalid signature position element: " + token);
+ }
+ }
+ break;
+ case 'f':
+ try {
+ this.setFooterLine(Float.parseFloat(value));
+ } catch (NumberFormatException e) {
+ throw new PDFDocumentException(ErrorCode.INVALID_SIGNATURE_POSITION, "Invalid signature position element: " + token);
+ }
+ break;
+ default:
+ throw new PDFDocumentException(ErrorCode.INVALID_SIGNATURE_POSITION, "Invalid signature position element: " + token);
+ }
+ }
+ }
+ }
+
+
+}
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